//IMAGE PRELOAD

hghull = new Image();
hghull.src = "images/hg-york-on.gif";
hgyork = new Image();
hgyork.src = "images/hg-hull-on.gif";
hgintra = new Image();
hgintra.src = "images/hg-intranet-on.gif";
ethos = new Image();
ethos.src = "images/ethos-on.gif";
hist = new Image();
hist.src = "images/history-on.gif";
contact = new Image();
contact.src = "images/contact-on.gif";
aa = new Image();
aa.src = "images/aa-on.gif";
more = new Image();
more.src = "images/more-on.gif";
news = new Image();
news.src = "images/news-on.gif";
vacancies = new Image();
vacancies.src = "images/vacancies-on.gif";